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Is it possible for sci-fi planets like Tatooine to bear native life? NASA says no

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NASA scientists have found that water is essential to the stability of entire ecosystems.

Without it you don't get livable settings like Dune or Tatooine , you get violent swings in temperature.

NASA 's Habitable Worlds Observatory project has found that even if a planet is technically in a "habitable zone," it would still require enough water to maintain a stable atmosphere for life.